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1: the perimeter of a circle is 15,7 dm. Its's area is...cm2
2: 47/250 dm3=...cm3
the area of a rectangle is 7232 cm2.the area of a circle is 5346 cm2. the sum of area of this rectangle and this circle is...dm2
Water well head is a circle with a radius of 0.7m. It is built into wells surrounding the well head 0.3m wide. Calculate the area of the wells.
Find the area of a circle with a radius of 2cm.
Answer: The area of a circle is: ............
The area of the circle is 47.1cm2. find the area of square?
The sum of area of all squares in the following figure is 56250 dm2.The area of the smallest square is ....cm2.
The area of a rectangle is 50m2.If it is length is increased by 10% and it is width is decreased by 20% then area of new rectangle is ..........m2
the length of each of a cube is 3cm . the surface area of the cube ,in cm2 ,is ..........
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The sum of all square's area is 375 cm2. The area of the biggest square is...dm2
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